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Method for forming sub image data packet including data of sub image superimposed on main image, recording medium for recording sub image data packet, and image process apparatus

  • US 5,999,160 A
  • Filed: 04/13/1995
  • Issued: 12/07/1999
  • Est. Priority Date: 04/14/1994
  • Status: Expired due to Term
First Claim
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1. A recording medium for recording a sub image data packet for superimposing a sub image data on a main image data, the sub image data packet comprising:

  • a header portion disposed at the beginning of the sub image data packet;

    a sub image data portion disposed behind the header portion, said sub image data portion storing the sub image data to be superimposed on the main image data; and

    a control data portion disposed behind the sub image data portion, said control data portion storing control data for changing sub image information timewise, said sub image information designating display position, display size and display color of said sub image data,wherein the header portion includes a start address of the control data portion; and

    wherein the sub image information comprises information on compensating the sub image data.

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